package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/category")
@Slf4j
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    @PostMapping("/save")
    public R<String> save(@RequestBody Category category){
        log.info("新添菜品");
        categoryService.save(category);
        return R.success("新添加分类成功");
    }

    @GetMapping("/page")
    public R<Page> page(int page, int pageSize){
        //分页构造器
        Page<Category>pageInfo=new Page<>(page,pageSize);
       //条件构造器
        LambdaQueryWrapper<Category>queryWrapper=new LambdaQueryWrapper<>();
        //添加排序条件,根据sort进行排序
        queryWrapper.orderByDesc(Category::getSort);
        //分页查询
        categoryService.page(pageInfo,queryWrapper);
        return R.success(pageInfo);
    }

    @DeleteMapping
    public R<String>delete(long id){
        log.info("删除分类,id为:{}",id);
        categoryService.remove(id);
        return R.success("分类消息删除成功");
    }
    @PutMapping
    public R<String>update(@RequestBody Category category){
        log.info("修改分类信息:{}",category);
        categoryService.updateById(category);
        return R.success("修改分类信息成功");
    }
    @GetMapping("/list")
    public R<List<Category>>list(Category category){
        LambdaQueryWrapper<Category> queryWrapper=new LambdaQueryWrapper<>();
        queryWrapper.eq(category.getType() !=null,Category::getType,category.getType());
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);
        List<Category>list=categoryService.list(queryWrapper);
        return R.success(list);
    }
}
